Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From silicon reactant having at least one...
Reexamination Certificate
2011-07-05
2011-07-05
Choi, Ling-Siu (Department: 1763)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From silicon reactant having at least one...
C528S041000
Reexamination Certificate
active
07973120
ABSTRACT:
Organosilicon compounds containing at least one silicon-bonded radical of the formulain-line-formulae description="In-line Formulae" end="lead"?(E1)xZ—Y—C(O)—CR4═C(CH2R4)—NR2—R1—in-line-formulae description="In-line Formulae" end="tail"?are prepared by reacting the analogous ketoester or tautomer thereof with an amino functional organosilicon compound.
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Patbase Abstract corresponds to EP 0 481 345.
Brooks & Kushman P.C.
Choi Ling-Siu
Wacker Chemie AG
Wang Chun-Cheng
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